C# Class Quickstarts.MonitoredNode

Stores the current set of MonitoredItems for a Node.

An instance of this object is created the first time a MonitoredItem is created for any attribute of a Node. The object is deleted when the last MonitoredItem is deleted.

Datei anzeigen Open project: OPCFoundation/UA-.NET

Public Methods

Method	Description
Add ( IEventMonitoredItem eventItem ) : void	Adds the specified event monitored item.
Add ( MonitoredItem datachangeItem ) : void	Adds the specified data change monitored item.
MonitoredNode ( QuickstartNodeManager nodeManager, NodeState node ) : System	Initializes a new instance of the MonitoredNode2 class.
OnMonitoredNodeChanged ( ISystemContext context, NodeState node, NodeStateChangeMasks changes ) : void	Called when the state of a Node changes.
OnReportEvent ( ISystemContext context, NodeState node, IFilterTarget e ) : void	Called when a Node produces an event.
QueueValue ( ISystemContext context, NodeState node, MonitoredItem monitoredItem ) : void	Reads the value of an attribute and reports it to the MonitoredItem.
Remove ( IEventMonitoredItem eventItem ) : void	Removes the specified event monitored item.
Remove ( MonitoredItem datachangeItem ) : void	Removes the specified data change monitored item.

Method Details

Add() public method

Adds the specified event monitored item.

public Add ( IEventMonitoredItem eventItem ) : void
eventItem	IEventMonitoredItem	The monitored item.
return	void

Add() public method

Adds the specified data change monitored item.

public Add ( MonitoredItem datachangeItem ) : void
datachangeItem	Opc.Ua.Server.MonitoredItem	The monitored item.
return	void

MonitoredNode() public method

Initializes a new instance of the MonitoredNode2 class.

public MonitoredNode ( QuickstartNodeManager nodeManager, NodeState node ) : System
nodeManager	QuickstartNodeManager	The node manager.
node	NodeState	The node.
return	System

OnMonitoredNodeChanged() public method

Called when the state of a Node changes.

public OnMonitoredNodeChanged ( ISystemContext context, NodeState node, NodeStateChangeMasks changes ) : void
context	ISystemContext	The system context.
node	NodeState	The affected node.
changes	NodeStateChangeMasks	The mask indicating what changes have occurred.
return	void

OnReportEvent() public method

Called when a Node produces an event.

public OnReportEvent ( ISystemContext context, NodeState node, IFilterTarget e ) : void
context	ISystemContext	The system context.
node	NodeState	The affected node.
e	IFilterTarget	The event.
return	void

QueueValue() public method

Reads the value of an attribute and reports it to the MonitoredItem.

public QueueValue ( ISystemContext context, NodeState node, MonitoredItem monitoredItem ) : void
context	ISystemContext
node	NodeState
monitoredItem	Opc.Ua.Server.MonitoredItem
return	void

Remove() public method

Removes the specified event monitored item.

public Remove ( IEventMonitoredItem eventItem ) : void
eventItem	IEventMonitoredItem	The monitored item.
return	void

Remove() public method

Removes the specified data change monitored item.

public Remove ( MonitoredItem datachangeItem ) : void
datachangeItem	Opc.Ua.Server.MonitoredItem	The monitored item.
return	void